蒸汽机的广泛应用课件.ppt

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1、ThesteamengineByLolitaThedevelopmentofthesteamengine1.ThefirstpracticalsteamenginewascreatedbyThomasNewcomen,anEnglishinventor.Itwasusedin1712forpumpinginamine.AnimationofaschematicNewcomensteamengineJamesWattJamesWattwasaScottishinventorandmechanicalengineer,borninGreenock,w

2、howasrenownedforhisimprovementsofthesteamengine.In1765,JamesWattwhileworkingfortheUniversityofGlasgowwasassignedthetaskofrepairingaNewcomenengine,whichwasdeemedinefficientbutthebeststeamengineofitstime.ThatstartedtheinventortoworkonseveralimprovementstoNewcomen'sdesign.2.Impro

3、vingonthedesignofthe1712Newcomenengine,theWattsteamengine,createdbyJamesWatt,wasthenextgreatstepinthedevelopmentofthesteamengine.Engravingofa1784steamengineAmodelofWattsteamengine3.In1769,Wattmadethesteamenginepowertochangeintoalargesingleactingengine.单动式蒸汽机4.Aftermuchresearch

4、later,in1782,hecompletedthedoubleactingsteamengine.双向蒸汽机TheusageofthesteamengineAboilerisaclosedvesselinwhichwaterorotherfluidisheated.Generallyspeaking,thesteamenginecanbeusedinmanythings,likeboilers,railwaysteamlocomotivesandportableengines,andsoon.Boiler锅炉Steamlocomotive蒸汽机

5、车Asteamlocomotiveisarailwaylocomotivethatproducesitspullingpowerthroughasteamengine.Theselocomotivesarefueledbyburningcombustiblematerial--usuallycoal,wood,oroil--toproducesteaminaboiler.SteamlocomotiveThefirstfull-scaleworkingrailwaysteamlocomotivewasbuiltbyRichardTrevithicki

6、ntheUnitedKingdom.Trevithick's1802locomotiveGeorgeStephensonbuiltthelocomotionfortheStocktonandDarlingtonRailway,north-eastEngland,whichwasthefirstpublicsteamrailwayintheworld.In1829,hebuiltTheRocketwhichwasenteredinandwontheRainhillTrials.Stephenson'sRocket1829蒸汽机——影响促进了交通运输业

7、的革新带动了许多工业部门的发展促进了近代城市的兴起推进了生产力的发展推动了生产方式的进步引起了社会结构的变革加快了世界一体化进程导致了世界格局的变化推动了政治领域的变革给东方国家造成双重性影响